diff --git a/LiMan.UI/Components/InstAppPareto.razor.cs b/LiMan.UI/Components/InstAppPareto.razor.cs
index a1ffc57..6d4db72 100644
--- a/LiMan.UI/Components/InstAppPareto.razor.cs
+++ b/LiMan.UI/Components/InstAppPareto.razor.cs
@@ -27,11 +27,22 @@ namespace LiMan.UI.Components
         protected override void OnParametersSet()
         {
             ListRecord = CurrRecord.DetailInstalled.OrderByDescending(x => x.VersNumInstall).ToList();
-            // sistemo info x grafico...
+            // sistemo info x grafico... se ho impieghi uso quello, altrimenti istanze...
+            if(CurrRecord.NumImp>0)
+            {
             ChartData = ListRecord
                             .GroupBy(x => x.VersNumInstall)
                             .Select(g => (double)g.Sum(x => x.NumImp))
                             .ToArray();
+            }
+            else
+            {
+                ChartData = ListRecord
+                            .GroupBy(x => x.VersNumInstall)
+                            .Select(g => (double)g.Count())
+                            .ToArray();
+            }
+
             ChartLabels = ListRecord
                             .GroupBy(x => x.VersNumInstall)
                             .Select(g => g.Key)